1. stick to 坚持
Immigrant support groups are waiting to see if he sticks to his word.
移民支持团体正等着看他是否说话算话。
2.at the bottom of 底部
The result was that the engine ended up at the bottom of the canal
结果引擎最终沉到了运河底。
3.single-digit 个位数
China's GDP slipped to 9 percent in 2008, the first time it recorded single-digit growth in four years.
2008年，中国的国内生产总值（GDP）增长下滑到9%，这是近四年来，GDP增幅首次少于10%。
4.single-mindedly 一心一意
In this climate, many people who seek to improve their lives focus single-mindedly on the economic side.
在这样的大背景下，许多寻求改善其生活状况的人们均一心一意地埋头从事经济建设。
5.seek to 试图
In order to maximize profit the firm would seek to maximize output
为了获得最大利润，这家公司会把产量增至最大。
